催化剂体系的英文：
catalyst system

参考例句：

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system
可想象利用一种反催化剂使体系内的任意化学反应“冻结”。

catalyst是什么意思：
n. 催化剂；刺激因素

In this manner a set of tests has evolved to the satisfaction of vendor and catalyst user for each catalyst.
用这种方式对每种催化剂建立一套催化剂卖主和用户都满意的测试方法。

War is a catalyst to help them to choose.
战争是一副催化剂来帮助他们选择。

This process relies on a catalyst of high selectivity and weak activity
这过程所靠的是一种高选择性和低活性的催化剂。

This process is endothermic with rapid carbon deposition and deactivation of the catalyst
此过程是吸热的，同时很快发生碳积沉并使催化剂活性减低。

The catalyst for this reaction is iron chromium oxide with graphite as a binder.
进行这种反应的催化剂是以石墨为粘接剂的铁铬氧化物。

system是什么意思：
n. 体系，系统；设备；制度；方法；身体；次序

Is the system unstable?
是系统不稳定吗？

It was not a perfect system.
它不是一个完美的系统。

This is a sexpartite system.
这是一个由六部分组成的系统。

Anatomically, the nervous system is divided into the central nervous system and the peripheral nervous system.
解剖学上把神经组织分为中枢神经系统和周围神经系统。

disaccord between the economic system and political system
经济体制与政治体系间的不协调